Add 50/2 and 21/45
1st number: 25 0/2, 2nd number: 21/45
50/2 + 21/45 is 382/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 2 × 45 = 90,
50/2 = 50 × 45/2 × 45 = 2250/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
21/45 = 21 × 2/45 × 2 = 42/90 - Add the two like fractions:
2250/90 + 42/90 = 2250 + 42/90 = 2292/90 - 2292/90 simplified gives 382/15
- So, 50/2 + 21/45 = 382/15
In mixed form: 257/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/2+42/45 50/4+21/45 50/2+21/90 50/2+63/45 50/6+21/45 50/10+21/45 50/14+21/45